即声
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数值计算结果表明,相速度和群速度具有两个分支,即声分支和重力分支。
Numerical results have shown that both the phase and group velocities are of two kinds , the acoustical and gravitational .
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噪声控制一般从三方面着手,即声源控制、传播途径控制和接受者保护。
Generally , We have three methods to control noise . They are sound source control , route of transmission control and receiver protection .
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晶粒断裂时,声发射参数与单轴应力、断裂指数有关,即声发射与材料的性质及应力状态有关。
The AE parameter is proved relating to uniaxial stress and fracture index , i.e. , AE depends material 's properties and stress level .
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目前,基于听觉感知效果的景观研究,即声景研究,已经在国内外广泛开展。
But landscape perception research based on " hearing " perception evaluation , which is soundscape , has been extensively carried out at home and abroad .
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其次,针对成形铣刀常见的典型的四类状态,选取了与刀具状态密切相关的特征物理量作为神经网络的学习样本,即声发射信号、切削力信号、功率信号等。
Moreover , the feature physical parameters are selected in view of four typical conditions of shape-milling tool , namely acoustic emission signal , cutting force signal and power signal .
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研究了金属切削过程的声发射机理,建立了正交切削条件下的金属切削过程声发射理论模型,即声发射信号能量与切削参数间的关系模型。
The mechanism of Acoustic Emission phenomenon in cutting process is studied . A analytical model relating the acoustic emission signal energy content to the cutting process parameters in orthogonal metal cutting is presented .
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笔者将生物技术和超声技术有机结合,提出一种基因转染新方法即声化学基因转染或声化学内在化,为提高基因转染效率提供新的思路和新手段。
The authors in the article put forward sonochemical gene transfection or sonochemical internalization by combining biotechnology with ultrasound technology . Sonochemical gene transfection provide a new strategy for increasing the efficiency of gene transfection .
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李东阳格调说的核心是对调的重视,也即以声论诗说。
The core of the literary style is the great importance of " tone ", that sound on the poem .
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声强测量可以剔除其他声音的干扰,准确的确定声源的位置,即进行声源定位。
Sound intensity measurements accurately capture only the sound produced by the source under test , eliminating interference from other sounds and realizing the location of the sound .
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岩体在破坏之前,必然持续一段时间以声的形式释放积蓄的能量,即岩体声发射。
Before the rock mass being damaged , there must be some energy accumulated being set free for some time in the form of sound , that is , rock mass acoustic emission .
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讨论了声场参数,即频率、声强、超声辐射时间对该过程的影响。
Parameters such as frequency , intensity and pretreatment time of ultrasound are varied .
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回家以后,莫雷尔即没有一声怨言,也没说一句刻薄的话。
Yet , on his arrival , Morrel did not utter a complaint , or say one harsh word .
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经典上把行蕴定义为六类动机(chacetanakaya):即与色、声、香、味、触、法相关的动机。
The texts define the sankhara-khandha as the six classes of volition ( cha cetanakaya ): volition regarding forms , sounds , smells , tastes , tactile objects , and ideas .
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钟声即为天主之声。
Which is the voice of god .
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本文提出一种超声定量诊断的新方法,即幅度差体内声衰减系数测定法(简称幅度差法)。
In this paper a new method of in vivo estimation of ultrasonic attenuation-Amplitude Difference Method is described .
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最后指出了压力容器声发射检测的发展方向,即在线监测、声发射信号的模式识别和人工神经网络模式识别分析。
At last , the direction of pressure vessel AE testing is on-line monitoring , pattern recognition and artificial neural network pattern recognition analysis of AE signals .
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对岸是指六种感觉的对象,即可见的对象、声音、气味、味道、可触的东西以及心的所缘(即色、声、香、味、触、法这六尘)。
The words far bank refer to the six sense objects – visible object , sound or voice , smell or scents , taste , tangible things , and mind objects .